- 1that can be trusted to do something well; that you can rely on synonym dependable We are looking for someone who is reliable and hard-working. a reliable friend My car's not as reliable as it used to be.
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- 2that is likely to be correct or true Our information comes from a reliable source. a reliable witness How reliable are the local weather forecasts? These tests are a reliable indicator of future performance. opposite unreliable AWL Collocationsrelyrely verbto need something or someone and not be able to live or work well without it/him/her
- heavily
- entirely, exclusively, solely
- mainly, mostly, primarily, principally
- extensively
- tend to
- ascertain, assess, evaluate
- improve
- ensure
- maximize
- a degree of ~
- a level of ~
- scientifically, statistically
- highly
- fairly, reasonably, sufficiently
- indicator, predictor
- estimate
- source
- prove
- inherently, intrinsically
- notoriously
- demonstrably
- wholly
- potentially
- statistically
- render something
- prove
- place
- question
- decrease, lessen, reduce
- necessitate
- preclude
- entail
- excessive, heavy, inordinate, undue
- exclusive
rely verbreliable adjective (≠unreliable)reliably adverbreliability noun (≠unreliability)reliance noun
NAmE//rɪˌlaɪəˈbɪlət̮i//
noun [uncountable] The incident cast doubt on her motives and reliability. The reliability of these results has been questioned. The aircraft has an exceptional record of reliability. NAmE//rɪˈlaɪəbli//
adverb I am reliably informed (= told by someone who knows the facts) that the company is being sold.See reliable in the Oxford Advanced Learner's DictionaryCheck pronunciation: reliable